Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual ano teve uma presença de 90.000 pessoas?
 ###Tabelas: CREATE TABLE list_of_recent_northumberland_cup_winners (list_of_recent_northumberland_cup_winners_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Northumberland Senior Cup VARCHAR, Northumberland Senior Benevolent Bowl VARCHAR, Northumberland Minor Cup VARCHAR, Northumberland Women's Cup VARCHAR) CREATE TABLE german_championship_finals_under_the_gauliga_system (german_championship_finals_under_the_gauliga_system_id AUTO_INCREMENT PRIMARY KEY, Year INT, Champion VARCHAR, Runner-Up VARCHAR, Result VARCHAR, Date VARCHAR, Venue VARCHAR, Attendance VARCHAR) CREATE TABLE 1939–1943 (1939–1943_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Born-Died VARCHAR, Term start VARCHAR, Term end VARCHAR, Political Party VARCHAR) CREATE TABLE week_5:_august_6_and_7_2008 (week_5:_august_6_and_7_2008_id AUTO_INCREMENT PRIMARY KEY, Main contestant VARCHAR, Co-contestant (Yaar vs. Pyaar) VARCHAR, Date performed VARCHAR, Scores by each individual judge VARCHAR, Total score/week VARCHAR, Position VARCHAR, Status VARCHAR) CREATE TABLE republicans (republicans_id AUTO_INCREMENT PRIMARY KEY, Candidate VARCHAR, Money Raised, 3Q VARCHAR, Loans Received, 3Q VARCHAR, Money Spent, 3Q VARCHAR, Total Receipts VARCHAR, Cash On Hand VARCHAR, Total Debt VARCHAR, After Debt VARCHAR)  
SELECT Year FROM german_championship_finals_under_the_gauliga_system WHERE Attendance = 90,000